PSI - Issue 58

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Aleksandar Grbovic et al. / Procedia Structural Integrity 58 (2024) 42–47 A. Grbovic et al. / Structural Integrity Procedia 00 (2019) 000–000

45

10000 12000 14000 16000 18000 20000

0 2000 4000 6000 8000

Lift minus weight (N)

1

1.5

2

2.5

3

3.5

4

4.5

5

5.5

Length along the span y (m)

Fig. 7. Load distribution (lift force minus inertial force) along the span.

30000

25000

20000

15000

Moment (Nm)

10000

5000

0

1

1.5

2

2.5

3

3.5

4

4.5

5

5.5

-5000

Length along the span y (m)

Fig. 8. Moment distribution (lift force minus inertial force) along the span.

Table 1. Calculated and measured (*) loads and moments at ribs. Rib No. y (m) Total force L-W (N) Moment (Nm) Force in rib (N)* Moment * (Nm)

1 2 3 4 5 6 7 8 9

4.54

706

92

300 772

96

4.206 3.872 3.535 3.200 2.865 2.543 2.217 1.891 1.566

1669 3474 5033 6728 8517

482

454

1340 2729 4651 7129

1492 1565 1608 1659 1686 1906 2180 2200

1310 2701 4623 7101

10312 12192 14125 15433

10053 13570 17664 22337

10025 13607 17900 22895

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